HK25096A - Method and device for adjusting static convergence and/or purity for a colour television tube - Google Patents

Method and device for adjusting static convergence and/or purity for a colour television tube

Info

Publication number
HK25096A
HK25096A HK25096A HK25096A HK25096A HK 25096 A HK25096 A HK 25096A HK 25096 A HK25096 A HK 25096A HK 25096 A HK25096 A HK 25096A HK 25096 A HK25096 A HK 25096A
Authority
HK
Hong Kong
Prior art keywords
purity
colour television
television tube
static convergence
adjusting static
Prior art date
Application number
HK25096A
Inventor
Claude Pons
Original Assignee
Thomson Tubes & Displays
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Tubes & Displays filed Critical Thomson Tubes & Displays
Publication of HK25096A publication Critical patent/HK25096A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H01J29/702—Convergence correction arrangements therefor
    • H01J29/703—Static convergence systems
HK25096A 1986-11-12 1996-02-08 Method and device for adjusting static convergence and/or purity for a colour television tube HK25096A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8615672A FR2606550B1 (en) 1986-11-12 1986-11-12 METHOD AND DEVICE FOR ADJUSTING THE STATIC CONVERGENCE AND / OR THE PURITY OF A COLORED TELEVISION TUBE

Publications (1)

Publication Number Publication Date
HK25096A true HK25096A (en) 1996-02-16

Family

ID=9340709

Family Applications (1)

Application Number Title Priority Date Filing Date
HK25096A HK25096A (en) 1986-11-12 1996-02-08 Method and device for adjusting static convergence and/or purity for a colour television tube

Country Status (8)

Country Link
US (1) US4896071A (en)
EP (1) EP0269504B1 (en)
JP (1) JP2680000B2 (en)
CN (1) CN1018109B (en)
DE (1) DE3768072D1 (en)
FR (1) FR2606550B1 (en)
HK (1) HK25096A (en)
SG (1) SG16194G (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2746932B2 (en) * 1988-08-24 1998-05-06 株式会社日立製作所 Magnet device for color CRT
JP2871698B2 (en) * 1988-08-24 1999-03-17 株式会社日立製作所 Color CRT with deflection yoke
US5179319A (en) * 1989-07-31 1993-01-12 Matsushita Electronics Corporation Deflection yoke for a color CRT
US5146411A (en) * 1990-05-29 1992-09-08 International Business Machines Corporation Computer-aided process for placement of crt trim magnets
EP0551027B1 (en) * 1992-01-10 1997-09-17 THOMSON TUBES & DISPLAYS S.A. Magnetic focusing device
DE69212802T2 (en) * 1992-03-27 1997-03-20 Thomson Tubes & Displays Permanent magnet focusing system with integrated astigmatism corrector
US5557164A (en) * 1995-03-15 1996-09-17 Chunghwa Picture Tubes, Ltd. Cathode ray tube with misconvergence compensation
US5828167A (en) * 1995-07-24 1998-10-27 Hitachi, Ltd. Color cathode ray tube with a dynamic convergence device and color display system employing same

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525831A (en) * 1968-07-03 1970-08-25 Westinghouse Electric Corp Operating mechanism for electric switch
US3912970A (en) * 1973-06-08 1975-10-14 Zenith Radio Corp Electron beam deflection correction system
NL7414845A (en) * 1974-11-14 1976-05-18 Philips Nv DEVICE FOR DISPLAYING COLOR TV IMAGES.
US4001877A (en) * 1975-11-26 1977-01-04 Rca Corporation Method of measuring color purity tolerance of a color display tube
US4211960A (en) * 1976-03-19 1980-07-08 U.S. Philips Corporation Method of manufacturing a static convergence unit, and a color display tube comprising a convergence unit manufactured according to the method
NL7707476A (en) * 1977-07-06 1979-01-09 Philips Nv PROCEDURE FOR MANUFACTURING A COLOR IMAGE TUBE AND COLOR IMAGE TUBE MADE IN ACCORDANCE WITH THAT PROCESS.
US4138628A (en) * 1977-07-26 1979-02-06 Rca Corporation Magnetizing method for use with a cathode ray tube
JPS5527781A (en) * 1978-08-17 1980-02-28 Sanyo Electric Co Ltd Magnetic beam adjustment method
US4261017A (en) * 1979-12-27 1981-04-07 Rca Corporation Electron beam influencing apparatus
FR2480032A1 (en) * 1980-04-02 1981-10-09 Videocolor METHOD FOR ANALYZING THE CONVERGENCE OF A THREE-LINE CANNON CATHODIC TUBE AND DEVICE FORMING A SENSOR FOR IMPLEMENTING SAID METHOD
NL8104735A (en) * 1980-12-05 1982-07-01 Philips Nv CATHODE SPRAY TUBE WITH A DEFLECTION UNIT CONTAINING PERMANENT MAGNETS WHICH GENERATES A STATIC MULTIPOLO FIELD FOR SIMULATING A MODULATION OF THE DYNAMIC DEFLECTION FIELD.
US4369418A (en) * 1980-12-10 1983-01-18 Rca Corporation Deflection yoke incorporating a permeable corrector
FR2545264B1 (en) * 1983-04-26 1985-12-13 Videocolor Sa METHOD AND APPARATUS FOR ADJUSTING STATIC CONVERGENCE AND PURITY OF COLOR TELEVISION TUBES
FR2545266B1 (en) * 1983-04-26 1985-12-27 Videocolor Sa APPARATUS FOR ADJUSTING THE POSITION OF A DEVIATOR ON A TELEVISION TUBE, PARTICULARLY IN COLOR
FR2545265B1 (en) * 1983-04-26 1985-12-13 Videocolor Sa METHOD AND APPARATUS FOR QUICK ADJUSTMENT, USING A PERMANENT MAGNET, OF THE STATIC CONVERGENCE AND THE PURITY OF A COLORED TELEVISION TUBE
FR2547952B1 (en) * 1983-06-21 1986-01-31 Videocolor METHOD FOR ALIGNING AN ASSEMBLY OF ELECTRON CANONS FOR A COLORED TELEVISION TUBE AND DEVICE IMPLEMENTING THE METHOD
JPS6028142A (en) * 1983-07-27 1985-02-13 Hitachi Ltd Manufacturing equipment for inline type color picture tube with magnetic convergence unit and for magnetic convergence unit
NL8303238A (en) * 1983-09-21 1985-04-16 Philips Nv ELECTROMAGNETIC DEFLECTOR AND COLOR IMAGE TUBE PROVIDED THEREOF.

Also Published As

Publication number Publication date
DE3768072D1 (en) 1991-03-28
JPS63138633A (en) 1988-06-10
EP0269504A1 (en) 1988-06-01
FR2606550A1 (en) 1988-05-13
EP0269504B1 (en) 1991-02-20
CN1018109B (en) 1992-09-02
JP2680000B2 (en) 1997-11-19
SG16194G (en) 1994-06-10
US4896071A (en) 1990-01-23
CN87102951A (en) 1988-05-25
FR2606550B1 (en) 1989-01-13

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20061106